Summer has come, which means, on one hand, we could finally go swimming, get a tan and wear beautiful dresses to show off our body, that is if we have one. While on the other hand, there is heat, especially in recent years, lots of heat, which means we'll be sweating and fighting to cool off. Yes, there is air conditioner, but the mounting air conditioning bills have forced people to get creative in fighting the summer heat. Here are 17 ways people invented to deal with hot weather.